Chester N. Weaver, Inc. v. American Chain Co.

The decree here referred to is a final decree, adjudging plaintiff, the American Chain Company, Inc., the owner of letters patent No. 1,191,306, issued to Thomas A. Hoover on July 18,1916, on application filed January 24,1912, and of all rights for profits and damages by reason of past infringements thereof.

The patent relates to improvements in bumpers for vehicles, and particularly to bumpers used upon self-propelled vehicles, such as automobiles. The purpose of the invention is to absorb the shock of collision in coming in contact with another object, for example, with another vehicle.

The bumper is made of flat strip spring steel, consisting of an impact spring bar, ex-lending across the front of the automobile, substantially, from tire to tire.

The invention is described in two forms, one of which is a bumper made of a single continuous long strip of spring steel, forming the front or impact member of the bumper, with ends bent to form elongated loops and" rearwardly extending attaching arms, the ends of which are suitably attached to the side members of the automobile frame. A separate reinforcing strip is riveted to the front or body portion of the impact member. This…